/* bzflag
 * Copyright (c) 1993-2020 Tim Riker
 *
 * This package is free software;  you can redistribute it and/or
 * modify it under the terms of the license found in the file
 * named COPYING that should have accompanied this file.
 *
 * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef __GUIDEDMISSLESTRATEGY_H__
#define __GUIDEDMISSLESTRATEGY_H__

/* interface header */
#include "ShotStrategy.h"

/* system interface headers */
#include <vector>

/* common interface headers */
#include "SceneDatabase.h"
#include "TimeKeeper.h"
#include "BoltSceneNode.h"

/* local interface headers */
#include "BaseLocalPlayer.h"
#include "ShotPathSegment.h"


class GuidedMissileStrategy : public ShotStrategy
{
public:
    GuidedMissileStrategy(const FiringInfo &info);
    ~GuidedMissileStrategy();

    void        update(float dt);
    float       checkHit(const BaseLocalPlayer*, float[3]) const;
    void        sendUpdate(const FiringInfo&) const;
    void        readUpdate(uint16_t, const void*);
    void        addShot(SceneDatabase*, bool colorblind);
    void        expire();
    void        radarRender() const;

private:
    float       checkBuildings(const Ray& ray);

private:
    TimeKeeper      prevTime;
    TimeKeeper      currentTime;
    std::vector<ShotPathSegment>    segments;
    int         renderTimes;
    float       azimuth;
    float       elevation;
    float       nextPos[3];
    BoltSceneNode*  ptSceneNode;

    float   puffTime,rootPuff;
    TimeKeeper lastPuff;
    mutable bool    needUpdate;
    PlayerId        lastTarget;
    glm::vec3       currentDirection;
};


#endif /* __GUIDEDMISSLESTRATEGY_H__ */

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